127 lines
3.0 KiB
C++
127 lines
3.0 KiB
C++
/**
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* @file v4coloru.cpp
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* @brief LLColor4U class implementation.
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*
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* $LicenseInfo:firstyear=2001&license=viewergpl$
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*
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* Copyright (c) 2001-2009, Linden Research, Inc.
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*
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* Second Life Viewer Source Code
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* The source code in this file ("Source Code") is provided by Linden Lab
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* to you under the terms of the GNU General Public License, version 2.0
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* ("GPL"), unless you have obtained a separate licensing agreement
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* ("Other License"), formally executed by you and Linden Lab. Terms of
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* the GPL can be found in doc/GPL-license.txt in this distribution, or
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* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
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*
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* There are special exceptions to the terms and conditions of the GPL as
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* it is applied to this Source Code. View the full text of the exception
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* in the file doc/FLOSS-exception.txt in this software distribution, or
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* online at
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* http://secondlifegrid.net/programs/open_source/licensing/flossexception
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*
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* By copying, modifying or distributing this software, you acknowledge
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* that you have read and understood your obligations described above,
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* and agree to abide by those obligations.
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*
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* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
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* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
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* COMPLETENESS OR PERFORMANCE.
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* $/LicenseInfo$
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*/
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#include "linden_common.h"
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//#include "v3coloru.h"
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#include "v4coloru.h"
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#include "v4color.h"
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//#include "vmath.h"
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#include "llmath.h"
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// LLColor4U
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LLColor4U LLColor4U::white(255, 255, 255, 255);
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LLColor4U LLColor4U::black( 0, 0, 0, 255);
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LLColor4U LLColor4U::red (255, 0, 0, 255);
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LLColor4U LLColor4U::green( 0, 255, 0, 255);
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LLColor4U LLColor4U::blue ( 0, 0, 255, 255);
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// conversion
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/* inlined to fix gcc compile link error
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LLColor4U::operator LLColor4()
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{
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return(LLColor4((F32)mV[VRED]/255.f,(F32)mV[VGREEN]/255.f,(F32)mV[VBLUE]/255.f,(F32)mV[VALPHA]/255.f));
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}
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*/
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// Constructors
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/*
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LLColor4U::LLColor4U(const LLColor3 &vec)
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{
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mV[VX] = vec.mV[VX];
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mV[VY] = vec.mV[VY];
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mV[VZ] = vec.mV[VZ];
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mV[VW] = 255;
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}
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*/
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// Clear and Assignment Functions
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// LLColor4U Operators
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/*
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LLColor4U LLColor4U::operator=(const LLColor3 &a)
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{
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mV[VX] = a.mV[VX];
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mV[VY] = a.mV[VY];
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mV[VZ] = a.mV[VZ];
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// converting from an rgb sets a=1 (opaque)
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mV[VW] = 255;
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return (*this);
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}
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*/
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std::ostream& operator<<(std::ostream& s, const LLColor4U &a)
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{
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s << "{ " << (S32)a.mV[VX] << ", " << (S32)a.mV[VY] << ", " << (S32)a.mV[VZ] << ", " << (S32)a.mV[VW] << " }";
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return s;
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}
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// static
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BOOL LLColor4U::parseColor4U(const std::string& buf, LLColor4U* value)
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{
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if( buf.empty() || value == NULL)
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{
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return FALSE;
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}
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U32 v[4];
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S32 count = sscanf( buf.c_str(), "%u, %u, %u, %u", v + 0, v + 1, v + 2, v + 3 );
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if (1 == count )
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{
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// try this format
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count = sscanf( buf.c_str(), "%u %u %u %u", v + 0, v + 1, v + 2, v + 3 );
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}
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if( 4 != count )
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{
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return FALSE;
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}
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for( S32 i = 0; i < 4; i++ )
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{
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if( v[i] > U8_MAX )
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{
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return FALSE;
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}
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}
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value->set( U8(v[0]), U8(v[1]), U8(v[2]), U8(v[3]) );
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return TRUE;
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}
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